S.No Publication Link
801 Nagaraja R, Gautam NC, Chennaiah GCH (1982). Role of Remote sensing for monitoring land use changes for planning and Environmental conservation -A case study of Belgaum, Karnataka.. Resources survey for land use planning & Environmental conservation.ISPRS, Dehradun, 62-67.
802 Ratnam LV (1981).  Delineation of Soil associations for a Part of Tamil Nadu by Digital Processing of Landsat Multispectral data. Photo Nirvachak, 9(1): 42675.

803 Ratnam LV (1981). Delineation and Mapping of Problem Soils With Remotely Sensed Data. Symposium and Workshop on Applications of Remote Sensing for Rice Production, NRSC, Hyderabad, India, 9th - 13th September, 311-322.
804 Rao TCM, Ratnam LV, Rao KR (1980). Contrast Enhancement ofLandsat Data on Multispectral Data Analysis System. Photo Nirvachak, 8(2): 27-30.

805 Gautam NC (1979). Aerial Photo Interpretation Techniques for Appraisal of House Density tested on Bikaner City, India. Photo Nirvachak, 7(1): 41-47.

806 Ratnam LV,Rao KR (1977). Computer aided classification and mapping of soils and soil limitations using Landsat Multispectral data. Proceedings of the Symposium on Remote Sensing for Hydrology, Agriculture & Mineral Resources, SAC, Ahmedabad, 101-104.